package bit.lotterysystem.dao.mapper;

import bit.lotterysystem.dao.dataobject.ActivityUserDO;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ActivityUserMapper {

    @Insert("<script>" +
            " insert into activity_user (activity_id,user_id,user_name,status)" +
            " values"+
            " <foreach collection='items' item='item' index='index' separator=',' >" +
            " (#{item.activityId},#{item.userId},#{item.userName},#{item.status})"+
            " </foreach>"+
            " </script>")
    @Options(useGeneratedKeys = true ,keyProperty = "id",keyColumn = "id")
    int batchInsert(@Param("items")List<ActivityUserDO> activityUserDOList);

    @Select("select * from activity_user where activity_id=#{id}")
    List<ActivityUserDO> selectByActivityId(@Param("id") Long activityId);

    @Select("<script>" +
            "select * from activity_user" +
            " where activity_id=#{activityId}" +
            " and user_id in" +
            " <foreach collection='userIds' item='userId' open='(' separator=',' close=')'>" +
            " #{userId}" +
            "</foreach>" +
            "</script>")
    List<ActivityUserDO> batchSelectByAUIds(@Param("activityId") Long activityId,
                                            @Param("userIds") List<Long> userIds);

    @Update("<script>" +
            "update activity_user set status=#{status}" +
            " where activity_id=#{activityId}" +
            " and user_id in" +
            " <foreach collection='userIds' item='userId' open='(' separator=',' close=')'>" +
            " #{userId}" +
            " </foreach>" +
            "</script>")
    void batchUpdateStatus(@Param("activityId") Long activityId,
                           @Param("userIds") List<Long> userIds,
                           @Param("status") String status);
}
